merging Mesos scheduler/executor into other code
merging Mesos scheduler/executor into other code

fivejjs/exelixi,shahankhatch/exelixi,ceteri/exelixi,mesosphere/exelixi,mesosphere/exelixi,fivejjs/exelixi,ceteri/exelixi,ceteri/exelixi,mesosphere/exelixi,shahankhatch/exelixi